User Manuals: Lenovo 8972 ThinkCentre A55 Desktop

Lenovo 8972 User Manual (98 pages)

Lenovo User Guide Desktop PC 6491, 8013, 8702, 8706 Types 8716, 8970, 8972, 8976, 8980, 8982, 8986, 8992, 8994, 9266, 9276, 9278, 9282, 9286, 9288, 9374, 9378, 9380, 9384, 9628, 9632, 9647, 9649, 9695

Brand: Lenovo | Category: Desktop | Size: 2.32 MB

User Guide
1
Table of Contents
5
Conditions that Require Immediate Action
7
Important Safety Information

7
- General Safety Guidelines
  8
  - Service and Upgrades
    8
  - Static Electricity Prevention
    9
  - Power Cords and Power Adapters
    9
  - Voltage-Selection Switch
    10
  - Extension Cords and Related Devices
    11
  - Plugs and Outlets
    11
  - External Devices
    11
  - Batteries
    11
  - Heat and Product Ventilation
    12
  - Operating Environment
    13
- Electrical Current Safety Information
  13
- Lithium Battery Notice
  14
- Modem Safety Information
  14
- Laser Compliance Statement
  15
- Power Supply Statement
  15
- Products with Television Tuner Options Installed
  15
  - Note to CATV System Installer
    16
  - Example of Antenna Grounding
    16
- Cleaning and Maintenance
  17
- Data Safety
  17
- Using Headphones or Earphones
  17
- Additional Safety Information
  18
Introduction

19
Chapter 1. Arranging Your Workspace

21
- Comfort
  21
- Glare and Lighting
  21
- Air Circulation
  22
- Electrical Outlets and Cable Lengths
  22
Chapter 2. Setting up Your Computer

23
Chapter 3. Installing Options

33
- Features
  33
- Available Options
  36
- Specifications
  37
- Supported Operating Positions
  38
- Tools Required
  38
- Handling Static-Sensitive Devices
  38
- Installing External Options
  39
- Removing the Cover
  42
- Locating Components
  43
- Accessing System Board Components
  44
- Identifying Parts on the System Board
  45
  - Power Cord Connector
    46
  - PCI Adapter Connectors
    46
  - USB Connectors
    48
- Installing Memory
  49
- Installing PCI Adapters
  50
- Installing Internal Drives
  51
- Installing Security Features
  55
  - Integrated Cable Lock
    56
  - Padlock
    57
  - Password Protection
    57
- Changing the Battery
  57
- Erasing a Lost or Forgotten Password (Clearing CMOS)
  58
- Replacing the Cover and Connecting the Cables
  59
- Lenovo 2006, 2007. Portions © IBM Corp
  61
Chapter 4. Recovering Software

61
Chapter 5. Using the Setup Utility

69
Chapter 6. Updating System Programs

73
- Using System Programs
  73
- Updating (Flashing) BIOS from a Diskette
  73
Chapter 7. Troubleshooting and Diagnostics

75
- Basic Troubleshooting
  75
- Diagnostic Programs
  76
  - PC-Doctor for Windows
    77
  - PC-Doctor for DOS
    77
  - PC-Doctor for Windows PE
    79
- Cleaning the Mouse
  79
  - Optical Mouse
    79
  - Non-Optical Mouse
    79
Chapter 8. Getting Information, Help, and Service

81
- Information Resources
  81
  - Online Books Folder
    81
  - Thinkvantage Productivity Center
    81
  - Access Help
    82
  - Safety and Warranty
    82
  - Www.lenovo.com
    82
- Help and Service
  82
Appendix A. Manual Modem Commands

85
- Basic at Commands
  85
- Extended at Commands
  87
- Mnp/V.42/V.42Bis/V.44 Commands
  88
- Fax Class 1 Commands
  89
- Fax Class 2 Commands
  89
- Voice Commands
  90
Appendix B. Notices

93
- Television Output Notice
  94
- Trademarks
  94
Index

95

User Manuals: Lenovo 8972 ThinkCentre A55 Desktop

Lenovo 8972 Hardware Maintenance Manual (582 pages)

Table of Contents

Table of Contents

Chapter 1. About this Manual

Chapter 2. Safety Information

Chapter 3. General Information

Chapter 4. General Checkout

Chapter 5. Diagnostics

Chapter 6. Using the Setup Utility

Chapter 7. Symptom-To-FRU Index

Diagnostic Error Codes

Chapter 8. Replacing Frus (Desktop Computers)

Chapter 9. Replacing Frus (Tower Computers)

Chapter 10. FRU Lists

Chapter 11. Additional Service Information

Appendix. Notices

Lenovo 8972 User Manual (98 pages)

Table of Contents

Important Safety Information

Introduction

Chapter 1. Arranging Your Workspace

Chapter 2. Setting up Your Computer

Chapter 3. Installing Options

Chapter 4. Recovering Software

Chapter 5. Using the Setup Utility

Chapter 6. Updating System Programs

Chapter 7. Troubleshooting and Diagnostics

Chapter 8. Getting Information, Help, and Service

Appendix A. Manual Modem Commands

Appendix B. Notices

Index

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